When I ________ home, I caught a thief stealing from a passer­by.
#99477
A
headed
B
was heading
C
has headed
D
had headed
推荐题目
— Can I help you, madam?— Yes, I bought this air conditioner here yesterday, but it _____ now. 
#104569
A
didn’t work
B
won’t work
C
can’t work
D
doesn’t work
 —I have just received another message, telling me I have won a big prize. —Don't jump on it. You ________. 
#101457
A
should be cheated
B
are being cheated
C
are cheating
D
should have been cheated